Top Definition
One who nerders.
Your friend on Halo (that crazy sniper) is a fucking Nerderer!

nerd nerder
by nerderous September 07, 2009
1 more definition
the person responsible for the alleged nerder.
"It's not my fault I played D&D, I had an older brother who was a cold-blooded nerderer"
by Aren Downie December 29, 2004

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